<?php
$arr1 = array('FULL_CONTROL');
$arr2 = array('REVIEW_TESTS', 'MAKE_PAPERS');
$arr3 = array('REVIEW_TESTS', 'VIEW_TESTS');
$arr4 = array('FULL_CONTROL', 'MAKE_PAPERS');
echo '<pre>';
test($arr1);
echo '</pre>';

function test(mixed $a) {
    print_r($a);
}